function initialize(lati,longi) 
{
			alert(document.getElementById("map_canvas").innerHTML);
    	        var map = new GMap2(document.getElementById("map_canvas"));


      if (GBrowserIsCompatible()) 
      {

        	centerLat = parseFloat(lati);
         	centerLng = parseFloat(longi);

         	map.setCenter(new GLatLng(centerLat, centerLng), 10);
        	map.setUIToDefault();

        // Create a base icon for all of our markers that specifies the
        // shadow, icon dimensions, etc.
        var baseIcon = new GIcon(G_DEFAULT_ICON);
        baseIcon.shadow = "http://www.google.com/mapfiles/shadow50.png";
        baseIcon.iconSize = new GSize(20, 34);
        baseIcon.shadowSize = new GSize(37, 34);
        baseIcon.iconAnchor = new GPoint(9, 34);
        baseIcon.infoWindowAnchor = new GPoint(9, 2);

        // Creates a marker whose info window displays the letter corresponding
        // to the given index.
        function createMarker(point) 
        {
          // Create a lettered icon for this point using our icon class
          var letteredIcon = new GIcon(baseIcon);
          letteredIcon.image = "../imagenes/icon_map.png";

          // Set up our GMarkerOptions object
          markerOptions = { icon:letteredIcon };
          var marker = new GMarker(point, markerOptions);

          GEvent.addListener(marker, "click", function() {
            marker.openInfoWindowHtml("<b>Your command is here</b>");
          });
          return marker;
          }
         	
         	
         	
          var latlng = new GLatLng(centerLat,centerLng);
            
         	map.addOverlay(createMarker(latlng));
         	
         	
         	
	}
         	
         	
         	
         	
         	
}